Bogoliubov, N., & Mitropolsky, Y. (1961). Asymptotic Methods in the Theory of Non-Linear Oscillations. Hindustan Publishing Corpn.
Chicago Edition CitationBogoliubov, N., and Y. Mitropolsky. Asymptotic Methods in the Theory of Non-Linear Oscillations. New Delhi: Hindustan Publishing Corpn, 1961.
MLA Edition CitationBogoliubov, N., and Y. Mitropolsky. Asymptotic Methods in the Theory of Non-Linear Oscillations. Hindustan Publishing Corpn, 1961.
Warning: These citations may not always be 100% accurate.